Finding the Fourth Proportional to 4,485,716.17, 6,728,248.89 and 1,752,749.84
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Solution
The fourth proportional to 4,485,716.17, 6,728,248.89 and 1,752,749.84 is: 2,628,997.63
Step by Step Solution
- Step 1: Write the proportion equation
4,485,716.17 : 6,728,248.89 = 1,752,749.84 : x - Step 2: Convert to fraction form
4,485,716.17/6,728,248.89 = 1,752,749.84/x - Step 3: Cross multiply
4,485,716.17x = 6,728,248.89 × 1,752,749.84 - Step 4: Simplify right side
4,485,716.17x = 11,792,937,165,427.68 - Step 5: Solve for x
x = 11,792,937,165,427.68/4,485,716.17 - Step 6: Final answer
x = 2,628,997.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.